++
Egyptian Grammar, Being an introduction to the study of Hieroglyphs, By, Sir
Alan Gardiner, Third Edition, pages 14, 15.

*8-
Arabic sources:

They all
refer to [Q3] to have (F) sound, One example:

Arabic
Linguist Dr. Ali Fahmi Bakhashwain writes in his book, Gods of Arabic Egypt,
pages 17, 111, (per-3a), has an original AE sound of (fer-3a), from which
(pher3awn), (firos), etc, have been derived.